package edu.sctu.practice.class01.nieyu.assign05;

/**
 * Created by Administrator on 2015/12/10.
 */
public class Sum {

    int sum,num1,num2;
    static int num3;
    //定义构造函数初始化对象
    Sum(){
        num1=0;
        num2=0;
        num3=0;
        sum=0;
    }

}
